Home / 832,055.14-1,248,270.63-263,470.78

Finding the Fourth Proportional to 832,055.14, 1,248,270.63 and 263,470.78

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Solution

The fourth proportional to 832,055.14, 1,248,270.63 and 263,470.78 is: 395,265.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,055.14 : 1,248,270.63 = 263,470.78 : x
  2. Step 2: Convert to fraction form
    832,055.14/1,248,270.63 = 263,470.78/x
  3. Step 3: Cross multiply
    832,055.14x = 1,248,270.63 × 263,470.78
  4. Step 4: Simplify right side
    832,055.14x = 328,882,836,537.19
  5. Step 5: Solve for x
    x = 328,882,836,537.19/832,055.14
  6. Step 6: Final answer
    x = 395,265.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.